HHS OCR report ยท 2018
National Ambulatory Hernia Institute data breach
OCR report facts
- Covered entity
- National Ambulatory Hernia Institute
- Entity type
- Healthcare Provider
- State
- California
- Individuals affected
- 15,974
- Submission date
- Oct 5, 2018
- Type of breach
- Hacking/IT Incident
- Location of breached information
- Network Server
- Business associate present
- No
- Status
- Archive (closed)
OCR description
The covered entity (CE), National Ambulatory Hernia Institute, was subject to a ransomware attack that affected the electronic protected health information (ePHI) of approximately 15,974 individuals. The ePHI involved included names, dates of birth, addresses, Social Security numbers, claims and financial information, diagnoses, lab results, and other treatment information. The CE notified HHS, affected individuals, the media, and posted substitute notice on its website. A toll-free number wa...
Text as published on the HHS OCR breach portal.
Frequently asked questions
How many people were affected by the National Ambulatory Hernia Institute data breach?
The report to HHS OCR lists 15,974 individuals affected.
When was it reported to HHS?
It was submitted to HHS OCR on Oct 5, 2018.
What type of breach was it?
The OCR portal lists the type of breach as Hacking/IT Incident, with the breached information located in: Network Server.
Is the investigation still open?
No. The report is in the OCR portal archive, which holds reports where OCR has closed its review.
Is a breach notice letter from National Ambulatory Hernia Institute legitimate?
This site cannot verify letters. Check the sender against the organisation's official website and the HHS OCR breach portal, and avoid calling numbers or clicking links only listed in an unexpected message. See our guide on what to do after a data breach notice.
Source: HHS OCR Breach Portal, OCR export October 2026. Network USA is not affiliated with HHS or National Ambulatory Hernia Institute.